Finding the Fourth Proportional to 122,485,837.70, 183,728,756.55 and 41,706,805.70
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Solution
The fourth proportional to 122,485,837.70, 183,728,756.55 and 41,706,805.70 is: 62,560,208.55
Step by Step Solution
- Step 1: Write the proportion equation
122,485,837.70 : 183,728,756.55 = 41,706,805.70 : x - Step 2: Convert to fraction form
122,485,837.70/183,728,756.55 = 41,706,805.70/x - Step 3: Cross multiply
122,485,837.70x = 183,728,756.55 × 41,706,805.70 - Step 4: Simplify right side
122,485,837.70x = 7,662,739,550,933,453 - Step 5: Solve for x
x = 7,662,739,550,933,453/122,485,837.70 - Step 6: Final answer
x = 62,560,208.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.